diff --git a/openslides/agenda/static/js/agenda/site.js b/openslides/agenda/static/js/agenda/site.js
index 8bc8ab654..0c1caf42c 100644
--- a/openslides/agenda/static/js/agenda/site.js
+++ b/openslides/agenda/static/js/agenda/site.js
@@ -24,12 +24,16 @@ angular.module('OpenSlidesApp.agenda.site', [
 
 .config([
     '$stateProvider',
-    function($stateProvider) {
+    'gettext',
+    function($stateProvider, gettext) {
         $stateProvider
             .state('agenda', {
                 url: '/agenda',
                 abstract: true,
                 template: "<ui-view/>",
+                data: {
+                    title: gettext('Agenda'),
+                },
             })
             .state('agenda.item', {
                 abstract: true,
@@ -86,7 +90,10 @@ angular.module('OpenSlidesApp.agenda.site', [
                     items: function(Agenda) {
                        return Agenda.findAll();
                     }
-                }
+                },
+                data: {
+                    title: gettext('Current list of speakers'),
+                },
             });
     }
 ])
diff --git a/openslides/assignments/static/js/assignments/site.js b/openslides/assignments/static/js/assignments/site.js
index 7e668a3ff..c6e0aa695 100644
--- a/openslides/assignments/static/js/assignments/site.js
+++ b/openslides/assignments/static/js/assignments/site.js
@@ -25,12 +25,16 @@ angular.module('OpenSlidesApp.assignments.site', [
 
 .config([
     '$stateProvider',
-    function($stateProvider) {
+    'gettext',
+    function($stateProvider, gettext) {
         $stateProvider
             .state('assignments', {
                 url: '/assignments',
                 abstract: true,
                 template: "<ui-view/>",
+                data: {
+                    title: gettext('Elections'),
+                },
             })
             .state('assignments.assignment', {
                 abstract: true,
diff --git a/openslides/core/static/js/core/projector.js b/openslides/core/static/js/core/projector.js
index 50f58d990..65460a31c 100644
--- a/openslides/core/static/js/core/projector.js
+++ b/openslides/core/static/js/core/projector.js
@@ -67,14 +67,14 @@ angular.module('OpenSlidesApp.core.projector', ['OpenSlidesApp.core'])
     function($scope, $location, gettext, loadGlobalData, Projector, ProjectorID) {
         loadGlobalData();
 
-        $scope.projector_id = ProjectorID();
+        $scope.projectorId = ProjectorID();
         $scope.error = '';
 
         // watch for changes in Projector
         $scope.$watch(function () {
-            return Projector.lastModified($scope.projector_id);
+            return Projector.lastModified($scope.projectorId);
         }, function () {
-            var projector = Projector.get($scope.projector_id);
+            var projector = Projector.get($scope.projectorId);
             if (projector) {
                 $scope.error = '';
                 $scope.projectorWidth = projector.width;
@@ -125,7 +125,7 @@ angular.module('OpenSlidesApp.core.projector', ['OpenSlidesApp.core'])
     'Config',
     'ProjectorID',
     function($scope, $location, Projector, slides, Config, ProjectorID) {
-        var projector_id = ProjectorID();
+        var projectorId = ProjectorID();
 
         $scope.broadcast = 0;
 
@@ -141,9 +141,9 @@ angular.module('OpenSlidesApp.core.projector', ['OpenSlidesApp.core'])
         };
 
         $scope.$watch(function () {
-            return Projector.lastModified(projector_id);
+            return Projector.lastModified(projectorId);
         }, function () {
-            $scope.projector = Projector.get(projector_id);
+            $scope.projector = Projector.get(projectorId);
             if ($scope.projector) {
                 if ($scope.broadcast === 0) {
                     setElements($scope.projector);
diff --git a/openslides/core/static/js/core/site.js b/openslides/core/static/js/core/site.js
index 76ab9bd15..5580b2d61 100644
--- a/openslides/core/static/js/core/site.js
+++ b/openslides/core/static/js/core/site.js
@@ -123,6 +123,18 @@ angular.module('OpenSlidesApp.core.site', [
     }
 ])
 
+// Set up the activeAppTitle for the title from the webpage
+.run([
+    '$rootScope',
+    'gettextCatalog',
+    function ($rootScope, gettextCatalog) {
+        $rootScope.activeAppTitle = '';
+        $rootScope.$on('$stateChangeSuccess', function(evt, toState) {
+            $rootScope.activeAppTitle = toState.data ? toState.data.title : '';
+        });
+    }
+])
+
 .config([
     'mainMenuProvider',
     'gettext',
@@ -254,12 +266,16 @@ angular.module('OpenSlidesApp.core.site', [
 .config([
     '$stateProvider',
     '$locationProvider',
-    function($stateProvider, $locationProvider) {
+    'gettext',
+    function($stateProvider, $locationProvider, gettext) {
         // Core urls
         $stateProvider
             .state('home', {
                 url: '/',
-                templateUrl: 'static/templates/home.html'
+                templateUrl: 'static/templates/home.html',
+                data: {
+                    title: gettext('Home'),
+                },
             })
             .state('projector', {
                 url: '/projector/{id:int}',
@@ -280,7 +296,10 @@ angular.module('OpenSlidesApp.core.site', [
             .state('manage-projectors', {
                 url: '/manage-projectors',
                 templateUrl: 'static/templates/core/manage-projectors.html',
-                controller: 'ManageProjectorsCtrl'
+                controller: 'ManageProjectorsCtrl',
+                data: {
+                    title: gettext('Manage projectors'),
+                },
             })
             .state('core', {
                 url: '/core',
@@ -292,6 +311,9 @@ angular.module('OpenSlidesApp.core.site', [
             .state('legalnotice', {
                 url: '/legalnotice',
                 controller: 'LegalNoticeCtrl',
+                data: {
+                    title: gettext('Legal notice'),
+                },
             })
 
             //config
@@ -302,7 +324,10 @@ angular.module('OpenSlidesApp.core.site', [
                     configOptions: function(Config) {
                         return Config.getConfigOptions();
                     }
-                }
+                },
+                data: {
+                    title: gettext('Settings'),
+                },
             })
 
             // search
@@ -310,6 +335,9 @@ angular.module('OpenSlidesApp.core.site', [
                 url: '/search?q',
                 controller: 'SearchCtrl',
                 templateUrl: 'static/templates/search.html',
+                data: {
+                    title: gettext('Search'),
+                },
             })
 
             // tag
@@ -317,6 +345,9 @@ angular.module('OpenSlidesApp.core.site', [
                 url: '/tag',
                 abstract: true,
                 template: "<ui-view/>",
+                data: {
+                    title: gettext('Tags'),
+                },
             })
             .state('core.tag.list', {
                 resolve: {
diff --git a/openslides/core/static/templates/index.html b/openslides/core/static/templates/index.html
index 2a58195da..6688a741d 100644
--- a/openslides/core/static/templates/index.html
+++ b/openslides/core/static/templates/index.html
@@ -3,7 +3,8 @@
 <meta charset="utf-8">
 <meta http-equiv="X-UA-Compatible" content="IE=edge">
 <base href="/">
-<title>OpenSlides</title>
+<title ng-if="!activeAppTitle">OpenSlides</title> <!-- avoid {{ ... }} in title while angular is not loaded -->
+<title ng-if="activeAppTitle">OpenSlides &ndash; {{ activeAppTitle | translate }}</title>
 <meta name="description" content="">
 <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
 <link rel="stylesheet" href="static/css/openslides-libs.css">
diff --git a/openslides/core/static/templates/projector-container.html b/openslides/core/static/templates/projector-container.html
index d8ed0788c..6a9baa1c5 100644
--- a/openslides/core/static/templates/projector-container.html
+++ b/openslides/core/static/templates/projector-container.html
@@ -1,9 +1,10 @@
 <!DOCTYPE html>
-<html lang="en" class="no-js">
+<html ng-controller="ProjectorContainerCtrl" lang="en" class="no-js">
 <meta charset="utf-8">
 <meta http-equiv="X-UA-Compatible" content="IE=edge">
 <base href="/">
-<title>OpenSlides &ndash; Projector</title>
+<title ng-if="projectorId===undefined">OpenSlides &ndash; Projector</title> <!-- avoid {{ ... }} in title while angular is not loaded -->
+<title ng-if="projectorId!==undefined">OpenSlides &ndash; {{ 'Projector' | translate }} {{ projectorId }}</title>
 <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
 <link rel="stylesheet" href="static/css/openslides-libs.css">
 <link rel="stylesheet" href="static/css/projector.css">
@@ -12,7 +13,7 @@
 <script src="static/js/openslides.js"></script>
 <script src="static/js/openslides-templates.js"></script>
 
-<div ng-controller="ProjectorContainerCtrl" class="pContainer">
+<div class="pContainer">
   <div>
     <style>
       .pContainer #iframe {
@@ -38,7 +39,7 @@
     </style>
 
     <div id="iframewrapper" ng-hide="error">
-      <iframe id="iframe" ng-src="{{ '/real-projector/' + projector_id }}" frameborder="0"></iframe>
+      <iframe id="iframe" ng-src="{{ '/real-projector/' + projectorId }}" frameborder="0"></iframe>
       <div id="iframeoverlay"></div>
     </div>
 
diff --git a/openslides/mediafiles/static/js/mediafiles/site.js b/openslides/mediafiles/static/js/mediafiles/site.js
index b256b7d8b..17f085811 100644
--- a/openslides/mediafiles/static/js/mediafiles/site.js
+++ b/openslides/mediafiles/static/js/mediafiles/site.js
@@ -20,12 +20,16 @@ angular.module('OpenSlidesApp.mediafiles.site', ['ngFileUpload', 'OpenSlidesApp.
 
 .config([
     '$stateProvider',
-    function($stateProvider) {
+    'gettext',
+    function($stateProvider, gettext) {
         $stateProvider
             .state('mediafiles', {
                 url: '/mediafiles',
                 abstract: true,
                 template: "<ui-view/>",
+                data: {
+                    title: gettext('Files'),
+                },
             })
             .state('mediafiles.mediafile', {
                 abstract: true,
diff --git a/openslides/motions/static/js/motions/site.js b/openslides/motions/static/js/motions/site.js
index 7441ea606..20f6f9d44 100644
--- a/openslides/motions/static/js/motions/site.js
+++ b/openslides/motions/static/js/motions/site.js
@@ -26,12 +26,16 @@ angular.module('OpenSlidesApp.motions.site', [
 
 .config([
     '$stateProvider',
-    function($stateProvider) {
+    'gettext',
+    function($stateProvider, gettext) {
         $stateProvider
             .state('motions', {
                 url: '/motions',
                 abstract: true,
                 template: "<ui-view/>",
+                data: {
+                    title: gettext('Motions'),
+                },
             })
             .state('motions.motion', {
                 abstract: true,
@@ -170,6 +174,9 @@ angular.module('OpenSlidesApp.motions.site', [
                 url: '/category',
                 abstract: true,
                 template: "<ui-view/>",
+                data: {
+                    title: gettext('Categories'),
+                },
             })
             .state('motions.category.list', {
                 resolve: {
@@ -209,6 +216,9 @@ angular.module('OpenSlidesApp.motions.site', [
                 url: '/blocks',
                 abstract: true,
                 template: '<ui-view/>',
+                data: {
+                    title: gettext('Motion blocks'),
+                },
             })
             .state('motions.motionBlock.list', {
                resolve: {
@@ -1043,12 +1053,11 @@ angular.module('OpenSlidesApp.motions.site', [
     'Config',
     'motion',
     'MotionInlineEditing',
-    'gettextCatalog',
     'Projector',
     'ProjectionDefault',
     function($scope, $http, operator, ngDialog, MotionForm,
              ChangeRecommmendationCreate, ChangeRecommmendationView, MotionChangeRecommendation, MotionPDFExport,
-             Motion, MotionComment, Category, Mediafile, Tag, User, Workflow, Config, motion, MotionInlineEditing, gettextCatalog,
+             Motion, MotionComment, Category, Mediafile, Tag, User, Workflow, Config, motion, MotionInlineEditing,
              Projector, ProjectionDefault) {
         Category.bindAll({}, $scope, 'categories');
         Mediafile.bindAll({}, $scope, 'mediafiles');
diff --git a/openslides/topics/static/js/topics/site.js b/openslides/topics/static/js/topics/site.js
index efdf1cd76..d17e32d72 100644
--- a/openslides/topics/static/js/topics/site.js
+++ b/openslides/topics/static/js/topics/site.js
@@ -6,12 +6,16 @@ angular.module('OpenSlidesApp.topics.site', ['OpenSlidesApp.topics'])
 
 .config([
     '$stateProvider',
-    function($stateProvider) {
+    'gettext',
+    function($stateProvider, gettext) {
         $stateProvider
             .state('topics', {
                 url: '/topics',
                 abstract: true,
                 template: "<ui-view/>",
+                data: {
+                    title: gettext('Topics'),
+                },
             })
 
             .state('topics.topic', {
diff --git a/openslides/users/static/js/users/site.js b/openslides/users/static/js/users/site.js
index 55ab08d4d..c8340eefd 100644
--- a/openslides/users/static/js/users/site.js
+++ b/openslides/users/static/js/users/site.js
@@ -24,12 +24,16 @@ angular.module('OpenSlidesApp.users.site', [
 
 .config([
     '$stateProvider',
-    function($stateProvider) {
+    'gettext',
+    function($stateProvider, gettext) {
         $stateProvider
         .state('users', {
             url: '/users',
             abstract: true,
             template: "<ui-view/>",
+            data: {
+                title: gettext('Participants'),
+            },
         })
         .state('users.user', {
             abstract: true,
@@ -123,6 +127,9 @@ angular.module('OpenSlidesApp.users.site', [
             url: '/groups',
             abstract: true,
             template: "<ui-view/>",
+            data: {
+                title: gettext('Groups'),
+            },
         })
         .state('users.group.list', {
             resolve: {
@@ -146,7 +153,10 @@ angular.module('OpenSlidesApp.users.site', [
                     closeByEscape: $stateParams.guest_enabled,
                     closeByDocument: $stateParams.guest_enabled,
                 });
-            }]
+            }],
+            data: {
+                title: 'Login',
+            },
         });
     }
 ])